As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
AFTER TAKEOFF LANDING GEAR LEVER WAS LATCHED IN THE DOWN POSITION. COULD NOT RETRACT THE LANDING GEAR. REMOVED LANDING GEAR HANDLE & REPLACED WITH REPAIRED HANDLE SATISFACTORY. ALSO REMOVED NLG SQUAT SWITCH & REPLACED WITH NEW SWITCH. OPERATIONAL TEST OF LANDING GEAR SATISFACTORY IAW CE750 MM 32-60-00.